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Finding the Fourth Proportional to 24,769,969.80, 37,154,954.70 and 19,668,136.20

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Solution

The fourth proportional to 24,769,969.80, 37,154,954.70 and 19,668,136.20 is: 29,502,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,769,969.80 : 37,154,954.70 = 19,668,136.20 : x
  2. Step 2: Convert to fraction form
    24,769,969.80/37,154,954.70 = 19,668,136.20/x
  3. Step 3: Cross multiply
    24,769,969.80x = 37,154,954.70 × 19,668,136.20
  4. Step 4: Simplify right side
    24,769,969.80x = 730,768,709,544,430.12
  5. Step 5: Solve for x
    x = 730,768,709,544,430.12/24,769,969.80
  6. Step 6: Final answer
    x = 29,502,204.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.